Travel with ease: Easily take your car seat on your journey nationally and internationally with the Koah Car Seat Backpack for Air or Land Travel . Thoughtful design: It has been designed with a thick waterproof exterior, making sure the car seat is protected from spills or rainy weather conditions Fly confidently: Our car seat travel bag for airplane is the perfect air travel companion, providing the ultimate versatility by allowing you to check it at the gate or with your luggage. Easy to use: Our travel car seat bags for air travel feature adjustable straps and a user-friendly design for effortless transportation. No need to worry about cumbersome handling. Compatible with: The Koah Portable Car Seat Backpack is compatible with most booster, convertible and infant car seats. It has a dimension of 18 x 18 x 29 inches. Thickened waterproof fabric provides protection, durability, resistant to tears Large 18''x18''x28.50'' Size Designed to fit most popular baby car seat brands Widened Padded Shoulder Straps ensures maximum comfort during travel Adjustable car-seat fixing strap Elastic storage pocket provides custom and convenient storage options Fold-able design makes it easy to pack and transport for hassle-free travel.